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S32950 Stainless Steel vs. C17465 Copper

S32950 stainless steel belongs to the iron alloys classification, while C17465 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S32950 stainless steel and the bottom bar is C17465 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 17
5.3 to 36
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
44
Shear Strength, MPa 480
210 to 540
Tensile Strength: Ultimate (UTS), MPa 780
310 to 930
Tensile Strength: Yield (Proof), MPa 550
120 to 830

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1100
210
Melting Completion (Liquidus), °C 1430
1080
Melting Onset (Solidus), °C 1390
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
220
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
22 to 51
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
23 to 52

Otherwise Unclassified Properties

Base Metal Price, % relative 17
45
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.4
4.1
Embodied Energy, MJ/kg 47
64
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
47 to 90
Resilience: Unit (Modulus of Resilience), kJ/m3 730
64 to 2920
Stiffness to Weight: Axial, points 15
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
9.7 to 29
Strength to Weight: Bending, points 24
11 to 24
Thermal Diffusivity, mm2/s 4.3
64
Thermal Shock Resistance, points 21
11 to 33

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.15 to 0.5
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 26 to 29
0
Copper (Cu), % 0
95.7 to 98.7
Iron (Fe), % 60.3 to 69.4
0 to 0.2
Lead (Pb), % 0
0.2 to 0.6
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 1.0 to 2.5
0
Nickel (Ni), % 3.5 to 5.2
1.0 to 1.4
Nitrogen (N), % 0.15 to 0.35
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.6
0 to 0.2
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.25
Zirconium (Zr), % 0
0 to 0.5
Residuals, % 0
0 to 0.5